Abstract: This paper presents the experimental analysis of a small-scale heat pump system featuring a variable-speed rolling-piston compressor, designed to evaluate its cooling performance under ...

Small, ultra-fast, primary and “afterburner” secondary combustion events promise to deliver brake thermal efficiency as high ...

We ask an automotive engine calibration engineer how Chevrolet’s new 5.5-liter LT7 V-8 makes more than 1,000 hp.

Amazon's Ring cameras will soon feature "Search Party," an AI tool to help find lost dogs by networking with neighbors' cameras. The new Search Party feature is designed with privacy in mind, only ...

Abstract: Blood pressure (BP) is an important vital indicator of human health. Continuous monitoring of BP levels is an urgent demand worldwide, as continuous BP readings can provide richer ...

Originally hailing from Troy, Ohio, Ry Crist is a writer, a text-based adventure connoisseur, a lover of terrible movies and an enthusiastic yet mediocre cook. A CNET editor from 2013 to 2024, Ry's ...

Cybersecurity researchers have shed light on a Chinese-speaking cybercrime group codenamed UAT-8099 that has been attributed to search engine optimization (SEO) fraud and theft of high-value ...

NOTE: Chicago Police Supt. Larry Snelling is set to hold a press conference at 1 p.m. CT. Coverage of the address will appear live in the player above as it begins. Chicago Mayor Brandon Johnson was ...

Cybersecurity researchers have disclosed details of a new attack called CometJacking targeting Perplexity's agentic AI browser Comet by embedding malicious prompts within a seemingly innocuous link to ...